/*
 * UnlimitedModel.com - Card, Modal, Dropdown, and Alert Components
 *
 * Styled exclusively with design tokens from tokens.css (light-first).
 * No gradients, no glassmorphism, no dark-era palette values.
 *
 * All components include proper focus states, hover effects, and reduced-motion support.
 */

/* ===========================================
   1. CARDS - Solid Surface Cards
   =========================================== */

/* Card surface with subtle border and hover lift */
.card.glass {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card.glass:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Card with semantic header, body, and footer structure */
.card.glass.has-header .card-header {
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-subtle);
}

.card.glass.has-body .card-body {
  padding: 0 var(--space-4) var(--space-3);
}

.card.glass.has-footer .card-footer {
  padding-top: var(--space-3);
  margin-top: var(--space-3);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--space-2);
}

/* Interactive card variant with cursor and scale on hover */
.card.glass.interactive {
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card.glass.interactive:hover {
  transform: scale(1.01) translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-mid);
}

.card.glass.interactive:active {
  transform: scale(0.99) translateY(0);
}

/* ===========================================
   2. MODALS - Scrim Backdrop and Scale-In Animation
   =========================================== */

/* Modal backdrop with scrim and scale-in animation */
.modal-backdrop {
  background: var(--overlay-scrim);
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop.closing {
  opacity: 0;
}

/* Modal scale-in animation */
.modal {
  animation: modalScaleIn var(--duration-normal) ease-out forwards;
}

@keyframes modalScaleIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Stronger scrim option */
.modal-backdrop--dark {
  background: var(--overlay-scrim-strong);
}

.modal-backdrop--dark.modal-backdrop.open {
  background: var(--overlay-scrim-strong);
}

/* Lighter scrim option */
.modal-backdrop.glass {
  background: var(--overlay-scrim);
}

/* ===========================================
   3. DROPDOWNS - Glass Morphism Backdrop and Chevron Arrow
   =========================================== */

/* Dropdown button with arrow icon */
.dropdown-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  position: relative;
  cursor: pointer;
}

/* Arrow icon chevron-down */
.dropdown-arrow {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--brand-mid);
  flex-shrink: 0;
  margin-left: var(--space-1);
  transition: transform var(--transition-base);
}

.dropdown.open .dropdown-arrow {
  transform: rotate(180deg);
}

/* Drop menu on a solid elevated surface */
.dropdown-menu {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-1);
  min-width: 200px;
  position: absolute;
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
}

.dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Focus-visible on list items */
.dropdown-menu [role="option"] {
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-menu [role="option"]:hover {
  background: var(--bg-hover);
}

.dropdown-menu [role="option"]:focus-visible {
  outline: 2px solid var(--brand-mid);
  outline-offset: var(--focus-ring-offset);
  background: var(--bg-hover);
}

.dropdown-menu [role="option"][aria-selected="true"] {
  background: var(--brand-mid);
  color: var(--text-inverse);
}

/* Multiple positioning variants */
.dropdown-menu.top {
  top: 100%;
  margin-top: var(--space-1);
}

.dropdown-menu.bottom {
  bottom: 100%;
  margin-bottom: var(--space-1);
}

.dropdown-menu.left {
  left: auto;
  right: 100%;
  margin-left: var(--space-1);
}

.dropdown-menu.right {
  right: auto;
  left: 100%;
  margin-left: var(--space-1);
}

/* ===========================================
   5. BADGES - Status Colors
   =========================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
}

.badge-success {
  background: var(--success-bg);
  color: var(--success);
}

.badge-error {
  background: var(--error-bg);
  color: var(--error);
}

.badge-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.badge-info {
  background: var(--info-bg);
  color: var(--info);
}

.badge-neutral {
  background: var(--bg-hover);
  color: var(--text-secondary);
}

/* ===========================================
   6. DATA TABLES - Responsive Scrolling
   =========================================== */

/* Data table wrapper with responsive horizontal scroll */
.data-table-wrap {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Responsive horizontal scroll */
.data-table-scroll {
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
  position: relative;
}

/* Ensure table doesn't cause page overflow */
.data-table-scroll table {
  min-width: max-content;
}

/* Custom scrollbar for horizontal scroll */
.data-table-scroll::-webkit-scrollbar {
  height: 8px;
}

.data-table-scroll::-webkit-scrollbar-track {
  background: var(--bg-elevated);
  border-radius: 9999px;
}

.data-table-scroll::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 9999px;
}

.data-table-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Striped rows with subtle contrast */
.data-table.striped tbody tr:nth-child(even) {
  background-color: var(--bg-surface);
}

/* Hover row highlighting */
.data-table tbody tr:hover td {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.data-table tbody tr:focus-visible {
  outline: 2px solid var(--brand-mid);
  outline-offset: -2px;
}

/* Sticky header on scroll */
.data-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

/* ===========================================
   7. TOASTS
   =========================================== */

/* Toast styling lives in styles/components.css (container-based toast).
   The legacy fixed-position .toast block that used to live here pinned
   toasts to top-right with opacity: 0, which made window.Toast toasts
   invisible on pages that load this stylesheet after components.css. */

/* ===========================================
   8. RESPONSIVE ADJUSTMENTS
   =========================================== */

@media (max-width: 320px) {
  .card.glass {
    padding: var(--space-3);
  }
  
  .modal-backdrop {
    padding: var(--space-4);
  }
  
  .dropdown-menu {
    min-width: 180px;
  }
}

@media (min-width: 640px) {
  .dropdown-menu {
    min-width: 240px;
  }
}

/* ===========================================
   9. ACCESSIBILITY - Reduced Motion
   =========================================== */

@media (prefers-reduced-motion: reduce) {
  .card.glass {
    transition: none;
  }
  
  .card.glass:hover {
    transform: none;
  }
  
  .modal {
    animation: none;
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  
  .dropdown-menu {
    transition: none;
  }
  
  .dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
  }
  
  .dropdown-arrow {
    transition: none;
  }
  
  .alert,
  .modal-backdrop {
    transition: none;
  }
  
  .modal-backdrop.open {
    opacity: 1;
    visibility: visible;
  }
}

/* ===========================================
   10. PRINT STYLES
   =========================================== */

@media print {
  .card.glass {
    background: #fff;
    border: 1px solid #ccc;
  }
  
  .modal-backdrop {
    display: none;
  }
  .dropdown-menu {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    position: relative;
  }
}



.alert .alert-icon {
  flex-shrink: 0;
}

.alert .alert-content {
  flex: 1;
}

.alert .alert-close {
  flex-shrink: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.alert .alert-close:hover {
  color: var(--text-primary);
}

.alert .alert-close:focus-visible {
  outline: 2px solid var(--brand-mid);
  outline-offset: var(--focus-ring-offset);
}

/* Alert variants - error */
.alert--error {
  background-color: var(--error-bg);
  border-color: var(--error-border);
  color: var(--error);
}

.alert--error .alert-icon {
  color: var(--error);
}

/* Alert variants - warning */
.alert--warning {
  background-color: var(--warning-bg);
  border-color: var(--warning-border);
  color: var(--warning);
}

.alert--warning .alert-icon {
  color: var(--warning);
}

/* Alert variants - success */
.alert--success {
  background-color: var(--success-bg);
  border-color: var(--success-border);
  color: var(--success);
}

.alert--success .alert-icon {
  color: var(--success);
}

/* Alert variants - info */
.alert--info {
  background-color: var(--info-bg);
  border-color: var(--info-border);
  color: var(--info);
}

.alert--info .alert-icon {
  color: var(--info);
}

/* Icon slot in header for alerts */
.alert--icon {
  padding-left: var(--space-4);
}

.alert--icon .alert-icon {
  width: var(--space-6);
  height: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-active);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===========================================
   RESPONSIVE ADJUSTMENTS
   =========================================== */

/* Mobile-first: ensure touch targets are 44x44px minimum */
@media (max-width: 320px) {
  .card.glass {
    padding: var(--space-3);
  }
  
  .modal-backdrop {
    padding: var(--space-4);
  }
  
  .dropdown-menu {
    min-width: 180px;
  }
  
  .alert {
    flex-wrap: wrap;
  }
}

/* Tablet and up */
@media (min-width: 640px) {
  .card.glass {
    padding: var(--space-4);
  }
  
  .modal-backdrop {
    padding: var(--space-6);
  }
  
  .dropdown-menu {
    min-width: 240px;
  }
}

/* ===========================================
   ACCESSIBILITY - Reduced Motion
   =========================================== */

@media (prefers-reduced-motion: reduce) {
  .card.glass {
    transition: none;
  }
  
  .card.glass:hover {
    transform: none;
  }
  
  .modal {
    animation: none;
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  
  .dropdown-menu {
    transition: none;
  }
  
  .dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
  }
  
  .dropdown-arrow {
    transition: none;
  }
  
  .alert {
    transition: none;
  }
  
  .modal-backdrop {
    transition: none;
  }
  
  .modal-backdrop.open {
    opacity: 1;
    visibility: visible;
  }
}

/* ===========================================
   PRINT STYLES
   =========================================== */

@media print {
  .card.glass {
    background: #fff;
    border: 1px solid #ccc;
  }
  
  .modal-backdrop {
    display: none;
  }
  
  .dropdown-menu {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
  }
}